Base for a merchandise security device



FIG. 1 is a perspective view of a base for a merchandise security device showing our design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 is a left side view thereof;

FIG. 5 is a right side view thereof;

FIG. 6 is a top view thereof; and,

FIG. 7 is a bottom view thereof.

The broken lines illustrate environmental structure that forms no part of the claimed design. 

CLAIM We claim the ornamental design for a base for a merchandise security device, as shown and described. 